Patent classifications
E
FIXED CONSTRUCTIONS
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E04
BUILDING
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E04B
GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
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2/00
Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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E04B2/74
Removable non-load-bearing partitions; Partitions with a free upper edge
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E04B2/7401
assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails
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E04B2/7405
with free upper edge, e.g. for use as office space dividers
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